* arch/arm/src/samv7/sam_eefc.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __ARCH_ARM_SRC_SAMV7_SAM_EEFC_H
#define __ARCH_ARM_SRC_SAMV7_SAM_EEFC_H
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include "arm_internal.h"
#include "hardware/sam_eefc.h"
#include <nuttx/progmem.h>
* Pre-processor Definitions
****************************************************************************/
#define SAM_EFC_ACCESS_MODE_128 0
#define SAM_EFC_ACCESS_MODE_64 EEFC_FMR_FAM
* Public Types
****************************************************************************/
* Inline Functions
****************************************************************************/
#ifndef __ASSEMBLY__
* Public Data
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
* Public Function Prototypes
****************************************************************************/
* Name: sam_eefc_writefmr
*
* Description:
* Write flash mode register.
*
****************************************************************************/
__ramfunc__ void sam_eefc_writefmr(uint32_t regval);
* Name: sam_eefc_command
*
* Description:
* Send a FLASH command.
*
****************************************************************************/
__ramfunc__ int sam_eefc_command(uint32_t cmd, uint32_t arg);
* Name: sam_eefc_readsequence
*
* Description:
* Flash sequence read.
*
****************************************************************************/
__ramfunc__ int sam_eefc_readsequence(uint32_t start_cmd, uint32_t stop_cmd,
uint32_t *buffer, size_t bufsize);
* Name: sam_eefc_initaccess
*
* Description:
* Initial enhanced embedded flash access mode.
*
****************************************************************************/
void sam_eefc_initaccess(uint32_t access_mode, uint32_t wait_status);
* Name: sam_eefc_unlock
*
* Description:
* Make sure that the FLASH is unlocked
*
****************************************************************************/
int sam_eefc_unlock(size_t page, size_t npages);
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif
#endif